<br><div class="gmail_quote">Umm, you have your network guys pull a fiber run (or two) from your cluster's file server over to the other cluster's core network switch?<br><br>Alternately, you unbolt and pull the shelf of FC disks out of the rack, put them on a cart and wheel them over to the other cluster's filer.<br>

(1/2 :-)<br><br>It's an ill defined problem.<br><br>What's your network topology? Per-node bandwidth is pretty meaningless if you are oversubscribed (and most clusters are). What's the biggest pipe between cluster A and cluster B?<br>